Computer Systems: Interactive Learning Quizzes for Year 9 ICT

Question 1

Which of these is NOT a crucial component of a computer system?

Accepted Answer

Monitor

Answer

Processor

Answer

Memory

Answer

Storage device

Question 2

What is a primary advantage of using cloud computing?

Accepted Answer

Lower hardware costs

Answer

Improved data security

Answer

Limited scalability

Answer

Slower processing speeds

Question 3

Which of the following is **not** a unique feature of a multitasking operating system?

Accepted Answer

Preventing unauthorized access to the system

Answer

Executing multiple programs simultaneously

Answer

Managing and distributing resources among running programs

Answer

Offering a user interface for interacting with the computer

Question 4

Which action does NOT improve the security of computer systems?

Accepted Answer

Leaving your computer unlocked when you leave

Answer

Installing antivirus software

Answer

Using strong passwords

Question 5

Explain the ethical and social implications of using computer systems, emphasizing the importance of responsible computing.

Accepted Answer

Responsible computing involves using computer systems in a way that respects the rights and well-being of others and society as a whole.

Answer

Using copyrighted materials without permission is acceptable if it is for a personal project.

Answer

It is not necessary to take precautions to protect personal data stored on computers because they are always secure.

Answer

Hacking into computer systems can be justified if it is done to improve system security.

Question 6

Which of these is NOT a key function of an operating system?

Accepted Answer

Translating high-level programming languages

Answer

Managing hardware devices

Answer

Providing a user interface

Answer

Managing application software execution

Question 7

In a network, which advantage does a ring topology have over a bus topology?

Accepted Answer

Enhanced network reliability

Answer

Lower setup costs

Answer

Faster data transfer speeds

Answer

Simplified troubleshooting

Question 8

What is the primary difference between HDDs and SSDs?

Accepted Answer

SSDs are faster, more durable, and more energy-efficient than HDDs, but have lower storage capacity.

Answer

HDDs are faster and more durable than SSDs but have lower storage capacity.

Answer

HDDs and SSDs offer similar performance, durability, and storage capacity, but SSDs are more expensive.

Answer

SSDs are faster than HDDs but have lower storage capacity and are less durable.

Question 9

Which component of the CPU is **NOT** responsible for processing instructions?

Accepted Answer

Memory unit

Answer

Control unit

Answer

Arithmetic logic unit

Answer

Registers

Question 10

What type of memory in a computer loses its contents when power is turned off?

Accepted Answer

RAM

Answer

ROM

Answer

Hard drive

Answer

SSD

Question 11

What is the primary role of an operating system in a computer system?

Accepted Answer

Managing hardware resources and software operations

Answer

Running applications

Answer

Storing data

Answer

Connecting to the internet

Question 12

Which of the following is an example of a secondary storage device?

Accepted Answer

Hard drive

Answer

RAM

Answer

CPU

Answer

Keyboard

Question 13

What is the main purpose of a file system in a computer?

Accepted Answer

To organize and manage files on a storage device

Answer

To speed up data access

Answer

To protect data from unauthorized access

Answer

To compress data

Question 14

Which number system uses only the digits 0 and 1?

Accepted Answer

Binary

Answer

Decimal

Answer

Hexadecimal

Answer

Octal

Question 15

What is the primary function of a network interface card (NIC) in a computer?

Accepted Answer

To connect the computer to a network

Answer

To provide additional memory

Answer

To speed up the processor

Answer

To store data

Question 16

Which of the following is **NOT** a type of software?

Accepted Answer

Hardware

Answer

Operating system

Answer

Application software

Answer

Firmware

Question 17

What is the main function of a compiler in software development?

Accepted Answer

To convert high-level programming code into machine code

Answer

To interpret high-level programming code at runtime

Answer

To store data

Answer

To connect to a network

Question 18

Which of the following is a type of cloud computing service?

Accepted Answer

Software as a Service (SaaS)

Answer

RAM

Answer

Hard drive

Answer

Operating system

Question 19

Which of the following is NOT a type of processor?

Accepted Answer

Random Access Memory (RAM)

Answer

Central Processing Unit (CPU)

Answer

Graphics Processing Unit (GPU)

Answer

Read-Only Memory (ROM)

Question 20

What is the primary function of memory in a computer system?

Accepted Answer

To store data and instructions

Answer

To process data

Answer

To display output

Answer

To connect different components

Question 21

What is the main purpose of an operating system?

Accepted Answer

To manage hardware and software resources

Answer

To process data and perform calculations

Answer

To store and retrieve files

Answer

To establish network connections

Question 22

Which characteristic is unique to a binary number system?

Accepted Answer

Employs only two digits (0 and 1)

Answer

Can represent any number, regardless of its magnitude

Answer

Is commonly used by computers for data processing

Answer

Is easy for humans to read and interpret

Question 23

What is the key distinction between data and information?

Accepted Answer

Data is raw, unprocessed facts, while information is processed and organized data

Answer

Data is processed and organized data, while information is raw, unprocessed facts

Answer

Data and information are interchangeable terms

Answer

There is no meaningful difference between data and information

Question 24

What is the primary purpose of a firewall?

Accepted Answer

To protect a computer system from unauthorized access and cyber threats

Answer

To enhance the speed and efficiency of internet connections

Answer

To store files and data securely

Answer

To establish and manage network connections

Question 25

Which of the following options correctly describes cloud computing services?

Accepted Answer

Software as a Service (SaaS), Platform as a Service (PaaS), and Infrastructure as a Service (IaaS)

Answer

Hardware as a Service (HaaS), Software as a Service (SaaS), and Network as a Service (NaaS)

Answer

Platform as a Service (PaaS), Infrastructure as a Service (IaaS), and Desktop as a Service (DaaS)

Answer

Network as a Service (NaaS), Storage as a Service (SaaS), and Database as a Service (DaaS)

Question 26

What is the primary focus of the field known as 'computer ethics'?

Accepted Answer

Examining the ethical implications and responsibilities associated with the use and development of computers

Answer

Developing new and more powerful computer technologies

Answer

Maintaining and repairing computer systems and networks

Answer

Integrating computers into educational settings

Question 27

Which type of memory loses data when power is removed?

Accepted Answer

RAM

Answer

ROM

Answer

Hard drive

Answer

Solid state drive

Question 28

What is the primary function of a motherboard?

Accepted Answer

To connect different components of the computer

Answer

To store data

Answer

To process data

Answer

To run software applications

Question 29

Which type of network topology connects devices in a circular pattern?

Accepted Answer

Ring

Answer

Bus

Answer

Star

Answer

Mesh

Question 30

Which component of a software application allows users to interact with the program?

Accepted Answer

User interface

Answer

Database

Answer

Programming code

Answer

Operating system

Question 31

True or False: A graphics processing unit (GPU) is responsible for performing mathematical calculations related to image and video processing.

Accepted Answer

True

Answer

False

Question 32

Which operating system is primarily used on Apple computers?

Accepted Answer

macOS

Answer

Windows

Answer

Linux

Answer

Chrome OS

Question 33

Which component is responsible for carrying out the instructions given by software?

Accepted Answer

CPU

Answer

RAM

Answer

ROM

Answer

Hard drive

Question 34

Which of the following is a device used to store data, such as music or documents?

Accepted Answer

USB flash drive

Answer

Graphics card

Answer

Sound card

Answer

Network interface card

Question 35

What is the main function of an operating system in a computer?

Accepted Answer

To manage hardware and software resources, allowing them to work together

Answer

To provide a user-friendly interface for interacting with the computer

Answer

To run application software, such as word processors or games

Answer

To protect the computer from viruses and other security threats

Question 36

Which characteristic does NOT apply to a bus in a computer system?

Accepted Answer

Is a type of storage device, such as a hard drive or USB drive

Answer

Transfers data between components

Answer

Has a limited bandwidth, meaning it can only transfer a certain amount of data at once

Answer

Connects different components within a computer

Question 37

What is the main purpose of a network in a computer system?

Accepted Answer

To connect computers and devices, allowing them to share data and resources

Answer

To provide access to the internet, enabling users to browse the web and send emails

Answer

To store data and applications, providing a central location for accessing information

Answer

To process data and instructions, carrying out computations and executing programs

Question 38

What is a primary purpose of a firewall in a computer network?

Accepted Answer

To prevent unauthorised access to the network, protecting it from external threats

Answer

To improve network performance, optimizing data flow and reducing latency

Answer

To store data and applications, providing a secure location for important files

Answer

To provide a connection to the internet, establishing a gateway for accessing online resources

Question 39

Which of the following is NOT a type of processor?

Accepted Answer

Hard Disk Drive (HDD)

Answer

Central Processing Unit (CPU)

Answer

Graphics Processing Unit (GPU)

Answer

Application Specific Integrated Circuit (ASIC)

Question 40

Which type of memory is the fastest?

Accepted Answer

Cache memory

Answer

Random Access Memory (RAM)

Answer

Read-Only Memory (ROM)

Answer

Solid State Drive (SSD)

Question 41

Which of the following is NOT a type of storage device?

Accepted Answer

Network Interface Card (NIC)

Answer

Hard Disk Drive (HDD)

Answer

Solid State Drive (SSD)

Answer

Optical Drive

Question 42

Which of the following is NOT a desirable characteristic of a good computer system?

Accepted Answer

Very low cost

Answer

Fast processing speed

Answer

Large storage capacity

Answer

Reliable and durable

Question 43

Which of the following is NOT a component of a computer system?

Accepted Answer

Printer

Answer

Motherboard

Answer

Power supply

Answer

Monitor

Question 44

What is the primary function of a motherboard?

Accepted Answer

Connecting different components of the computer

Answer

Providing power to the components

Answer

Storing data

Answer

Running applications

Question 45

Which of the following is NOT a type of processor found in computer systems?

Accepted Answer

Random Access Memory (RAM)

Answer

Central Processing Unit (CPU)

Answer

Graphics Processing Unit (GPU)

Answer

Field-Programmable Gate Array (FPGA)

Question 46

What is the main purpose of RAM in a computer system?

Accepted Answer

To temporarily store data and instructions that are being processed by the CPU

Answer

To permanently store data that is not currently being processed

Answer

To execute program instructions

Answer

To control the flow of data and instructions through the computer

Question 47

Which of the following is NOT a type of storage device used in computer systems?

Accepted Answer

Network Interface Card (NIC)

Answer

Hard Disk Drive (HDD)

Answer

Solid State Drive (SSD)

Answer

Optical Disc Drive (ODD)

Question 48

Which component of a computer system is responsible for managing the overall operation of the system, including hardware resources and software applications?

Accepted Answer

Operating System

Answer

Central Processing Unit (CPU)

Answer

Random Access Memory (RAM)

Answer

Graphics Processing Unit (GPU)

Question 49

What is the primary purpose of a computer network?

Accepted Answer

To connect multiple computers and other devices to enable communication and resource sharing

Answer

To store large amounts of data

Answer

To process complex calculations

Answer

To display information on a screen

Question 50

What is the function of a modem in a computer network?

Accepted Answer

To convert analog signals from a telephone line into digital signals for processing by a computer

Answer

To convert digital signals from a computer into analog signals for transmission over telephone lines

Answer

To encrypt data before it is transmitted over a network

Answer

To decrypt data after it is received over a network

Question 51

What is the primary responsibility of the CPU in a computer system?

Accepted Answer

Processing data

Answer

Storing data

Answer

Connecting peripherals

Answer

Providing a user interface

Question 52

Which type of computer memory temporarily stores data while the computer is operating?

Accepted Answer

RAM

Answer

ROM

Answer

Cache

Answer

Hard disk drive

Question 53

Which of the following best describes a cloud-based service?

Accepted Answer

Gmail

Answer

Microsoft Word

Answer

Apple Music

Answer

Adobe Photoshop

Question 54

What is the difference between a bit and a byte?

Accepted Answer

A bit is the fundamental unit of data, while a byte comprises 8 bits.

Answer

A byte is the fundamental unit of data, while a bit comprises 8 bytes.

Answer

A bit represents a binary digit, while a byte represents an analog digit.

Answer

There is no distinction between a bit and a byte.

Question 55

What is the primary function of a network interface card (NIC) in a computer system?

Accepted Answer

Connecting the computer to a network

Answer

Providing wireless connectivity

Answer

Controlling data flow between computers

Answer

Translating data across different protocols

Question 56

What is the main task of a central processing unit (CPU) in a computer system?

Accepted Answer

Processing instructions and data

Answer

Storing data permanently

Answer

Providing temporary storage for data

Answer

Controlling the flow of data

Question 57

Which type of memory loses its data when the computer's power is turned off?

Accepted Answer

RAM

Answer

ROM

Answer

Hard disk drive

Answer

Solid-state drive

Question 58

Which of the following is NOT one of the primary responsibilities of an operating system?

Accepted Answer

Storing data permanently

Answer

Managing hardware resources

Answer

Providing a user interface

Answer

Executing programs

Question 59

Which storage device is designed to store large amounts of data for long periods of time?

Accepted Answer

Hard disk drive

Answer

Solid-state drive

Answer

USB flash drive

Answer

Memory card

Question 60

What is one of the key characteristics of a web server?

Accepted Answer

It makes websites available on the internet

Answer

It operates on a client computer

Answer

It utilises a command-line interface

Answer

It stores data in a database

Question 61

Which network topology connects all devices to a central point?

Accepted Answer

Star

Answer

Bus

Answer

Ring

Answer

Mesh

Question 62

Which of the following is a malicious program commonly used in cyberattacks that encrypts files and demands payment to decrypt them?

Accepted Answer

Ransomware

Answer

Malware

Answer

Phishing

Answer

Spam

Question 63

What is the main function of RAM (Random Access Memory)?

Accepted Answer

To store data and programs that the computer is currently using

Answer

To permanently store data and programs

Answer

To process data and instructions

Answer

To connect the computer to the internet

Question 64

Which of the following is a secondary storage device?

Accepted Answer

Hard Disk Drive (HDD)

Answer

Central Processing Unit (CPU)

Answer

Random Access Memory (RAM)

Answer

Operating System (OS)